| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 01/17/20 | 3 | Form 3: Initial statement of beneficial ownership of securities | 4 | |
| 01/03/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/03/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/03/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/03/20 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 11/06/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 11/06/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/17/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/09/19 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 10/09/19 | 3 | Form 3: Initial statement of beneficial ownership of securities | 4 |